SEARCH Articles Figures Tables 1.1- Dimethylethyl Carboxylic acids reactions Carboxylic esters reaction Pyrrole 2-carboxylate Pyrrole Carboxylic Acid Esters Pyrrole Mannich reaction Pyrrole acidity Pyrrole carboxylic acids, reactions Pyrrole carboxylic esters Pyrrole esters Pyrrole reactions Pyrrole, carboxylation Pyrrole-3-carboxylic acid, acidity Pyrrole-carboxylic acids Pyrroles 3- carboxylic acids Pyrroles carboxylation Pyrroles reaction Pyrrolic acids